﻿///
/// Copyright (c) 2008, Aaron G. Daisley-Harrison
/// All rights reserved.
/// 
/// Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:
/// 
/// * Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
/// 
/// * Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.
/// 
/// * Neither the name of Daisley-Harison Software nor the names of its contributors may be used to endorse or promote products derived from this software without specific prior written permission.
/// 
/// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING,
/// BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
/// SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 
/// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 
/// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 
/// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 
/// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF 
/// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 
/// 
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.IO;

namespace DaisleyHarrison.Wavefront
{
    public interface IParseContext
    {
        int LineNumber { get; }
        int LinePosition { get; }
        void RegisterHandler(string lineType, ParseDelegate parser);
        string NextToken();
        void PushToken(string token);
        string PeekToken();
        string ParseToEndOfLine();
        double ParseDouble();
        double ParseDouble(double defaultValue);
        string ParseString();
        string ParseString(string defaultValue);
        int ParseInteger(int defaultValue);
        int ParseInteger();
        string GetParemeter(string name);
        void SetParemeter(string name, string value);
        void Parse(StreamReader reader);
        void Parse( Stream stream );
        void Parse( string filePath );
    }
}
